The following are recommended engineered footing sizes.
If the wall is in a high wind are, on a boundary, sloping site etc an engineers report or council approval or soil samples may need to be done.
Block sizes – 500w x 350hi x 200d
Capper sizes – 1000 long x 260d x 50 thick
WALL REQUIREMENTS
1 block
100mm rubble footing
2 blocks
250 x 250 footing, 1 x Y10 rod
3 blocks
350 x 350 footing, 2 x Y10 rod
4 blocks
400 x 450deep footing, 2 x Y12 top, 2 x Y12 bottom
5-7 blocks
400 x 600deep footing, 3 x Y12 top, 3 x Y12 bottom
All walls are to be capped
If retaining soil – use drainage behind wall and corefill entire wall
Every 2m bring 1 vertical Y16 up through the blocks and corefill over the rod
50mm of concrete coverage over all rods required
Mortar mix – 3 golden grove plasterers sand to 1 brighton lite cement
Note: These footing sizes are only a guide. Each installation should be engineered and all legalities and approvals must be undertaken if applicable. Quantum Stone takes no responsibility or liability in regard to these footing sizes being used and indemnifies itself of the same.